Child fragment processors are now written as separate functions
instead of inline

Bug: skia:
Change-Id: I3c6c876fea9cfcc311fc09c0fdf0375b776004aa
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/210632
Commit-Queue: Ethan Nicholas <ethannicholas@google.com>
Reviewed-by: Michael Ludwig <michaelludwig@google.com>
diff --git a/src/gpu/effects/generated/GrComposeLerpEffect.cpp b/src/gpu/effects/generated/GrComposeLerpEffect.cpp
index c9b4d3b..72a46d2 100644
--- a/src/gpu/effects/generated/GrComposeLerpEffect.cpp
+++ b/src/gpu/effects/generated/GrComposeLerpEffect.cpp
@@ -27,23 +27,19 @@
         (void)weight;
         weightVar =
                 args.fUniformHandler->addUniform(kFragment_GrShaderFlag, kFloat_GrSLType, "weight");
-        SkString _child0("_child0");
+        fragBuilder->codeAppendf("half4 _process284;");
         if (_outer.child1_index >= 0) {
-            this->emitChild(_outer.child1_index, &_child0, args);
-        } else {
-            fragBuilder->codeAppendf("half4 %s;", _child0.c_str());
+            this->invokeChild(_outer.child1_index, "_process284", args);
         }
-        SkString _child1("_child1");
+        fragBuilder->codeAppendf("half4 _process353;");
         if (_outer.child2_index >= 0) {
-            this->emitChild(_outer.child2_index, &_child1, args);
-        } else {
-            fragBuilder->codeAppendf("half4 %s;", _child1.c_str());
+            this->invokeChild(_outer.child2_index, "_process353", args);
         }
-        fragBuilder->codeAppendf("%s = mix(%s ? %s : %s, %s ? %s : %s, half(%s));\n",
-                                 args.fOutputColor, _outer.child1_index >= 0 ? "true" : "false",
-                                 _child0.c_str(), args.fInputColor,
-                                 _outer.child2_index >= 0 ? "true" : "false", _child1.c_str(),
-                                 args.fInputColor, args.fUniformHandler->getUniformCStr(weightVar));
+        fragBuilder->codeAppendf(
+                "%s = mix(%s ? _process284 : %s, %s ? _process353 : %s, half(%s));\n",
+                args.fOutputColor, _outer.child1_index >= 0 ? "true" : "false", args.fInputColor,
+                _outer.child2_index >= 0 ? "true" : "false", args.fInputColor,
+                args.fUniformHandler->getUniformCStr(weightVar));
     }
 
 private: